Finding the Fourth Proportional to 248,371.61, 372,584.08 and 106,231.65
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Solution
The fourth proportional to 248,371.61, 372,584.08 and 106,231.65 is: 159,358.87
Step by Step Solution
- Step 1: Write the proportion equation
248,371.61 : 372,584.08 = 106,231.65 : x - Step 2: Convert to fraction form
248,371.61/372,584.08 = 106,231.65/x - Step 3: Cross multiply
248,371.61x = 372,584.08 × 106,231.65 - Step 4: Simplify right side
248,371.61x = 39,580,219,719.21 - Step 5: Solve for x
x = 39,580,219,719.21/248,371.61 - Step 6: Final answer
x = 159,358.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.